Secrets with local Compose

• We have secrets by default with local compose

~> ls
docker-compose.yml  psql_password.txt  psql_user.txt

~> docker node ls
Error response from daemon: This node is not a swarm manager. Use "docker swarm init" or "docker swarm join" to connect this node to swarm and try again.

~> docker-compose up -d
Creating network "secretssample2_default" with the default driver
Creating secretssample2_psql_1 ...
Creating secretssample2_psql_1 ... done

~> docker-compose exec psql cat /run/secrets/psql_user
dbuser